#45896 [NEW]: Something causing Multibyte regualr expressions to become 'empty'

From: quick dot webmaster at gmail dot com Operating system: Redhat PHP version: 5.2.6 PHP Bug Type: Strings related Bug description: Something causing Multibyte regualr expressions to become 'empty' Description: ------------ Hi, If you try to add a Korean character to a Regular Expression with setlocale and mb_encoding configured then it will cause PHP to not properly process the regular expression and will cause PHP to return the following error: Warning: mb_ereg_search() [function.mb-ereg-search]: Empty regular expression Reproduce code: --------------- http://pastebin.ca/Cf42azGD Password is moo Expected result: ---------------- The Regular Expression should return the number 2. Actual result: -------------- Warning: mb_ereg_search() [function.mb-ereg-search]: Empty regular expression -- Edit bug report at http://bugs.php.net/?id=45896&edit=1 -- Try a CVS snapshot (PHP 5.2): http://bugs.php.net/fix.php?id=45896&r=trysnapshot52 Try a CVS snapshot (PHP 5.3): http://bugs.php.net/fix.php?id=45896&r=trysnapshot53 Try a CVS snapshot (PHP 6.0): http://bugs.php.net/fix.php?id=45896&r=trysnapshot60 Fixed in CVS: http://bugs.php.net/fix.php?id=45896&r=fixedcvs Fixed in release: http://bugs.php.net/fix.php?id=45896&r=alreadyfixed Need backtrace: http://bugs.php.net/fix.php?id=45896&r=needtrace Need Reproduce Script: http://bugs.php.net/fix.php?id=45896&r=needscript Try newer version: http://bugs.php.net/fix.php?id=45896&r=oldversion Not developer issue: http://bugs.php.net/fix.php?id=45896&r=support Expected behavior: http://bugs.php.net/fix.php?id=45896&r=notwrong Not enough info: http://bugs.php.net/fix.php?id=45896&r=notenoughinfo Submitted twice: http://bugs.php.net/fix.php?id=45896&r=submittedtwice register_globals: http://bugs.php.net/fix.php?id=45896&r=globals PHP 4 support discontinued: http://bugs.php.net/fix.php?id=45896&r=php4 Daylight Savings: http://bugs.php.net/fix.php?id=45896&r=dst IIS Stability: http://bugs.php.net/fix.php?id=45896&r=isapi Install GNU Sed: http://bugs.php.net/fix.php?id=45896&r=gnused Floating point limitations: http://bugs.php.net/fix.php?id=45896&r=float No Zend Extensions: http://bugs.php.net/fix.php?id=45896&r=nozend MySQL Configuration Error: http://bugs.php.net/fix.php?id=45896&r=mysqlcfg